Investigating why it is so easy to burn your palate when eating pizza, can be the starting point of the interesting thermodynamic considerations, and the olive in the Martini glass, the beginning of a retrospective journey through a series of important conquests technological: any pretext is good for the distinguished biophysicist Harold J. Morowitz take us, with a humor and an amenity that do not tarnish at all the scientific rigor, from the most particular to the most general, from the daily anecdote to the universal laws , from the small questions to the great unknowns and the incessant efforts of man to find answers. Through his essays, the author reviews the most fascinating and unusual topics of contemporary science and thought, from the possibilities and risks of genetic engineering to the parallelism between brains and computers, through the subtle relationships between baseball and philosophy.